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What do you mean by replication factor In Hadoop? |
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Answer» In Hadoop, REPLICATION FACTOR depicts the number of times the framework replicates or duplicates the Data blocks in a system. The default replication factor in Hadoop is 3 which can be manipulated as per the system requirements. The main advantage of the replication PROCESS is to ensure data availability. We can CONFIGURE the replication factor in hdfs-site.xml FILE which can be less than or more than 3 according to the requirements. |
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